This is the 6911th most frequent Turkish word.
co
The Turkish word "co" does not have a meaning on its own; it may be a typo or part of a larger word.
The word "coşkulu" derives from "coşku" (enthusiasm) and demonstrates an adjective usage to describe a noun.
Coşkulu bir kutlama düzenledik.
We organized an enthusiastic celebration.
Here, "coştu" is the verb form of "coş" that indicates an action of becoming enthusiastic or excited.
Bir anda coştu ve şarkı söylemeye başladı.
Suddenly, he or she got excited and started singing.
The term "coğrafya" means geography and shows how the prefix "co" (attached from its Greek origin "geo") integrates into a longer word for specific contextual meaning.